How to determine complementary colors?

What are the different color models?

Determine Complementary Color

140 color names

216 web safe colors

2040 RAL colors

200 shades of gray

The complementary color of #318C7D is the color #8C3140

The HSL model was used to determine the complementary color

Input Color

HEX #318C7D
RGB 49, 140, 125
CMYK 65%, 0%, 11%, 45%
HSL 170.11°, 48.15%, 37.06%
RAL DESIGN 180 50 35 - Summer turquoise

Complementary Color

HEX #8C3140
RGB 140, 49, 64
CMYK 0%, 65%, 54%, 45%
HSL 350.11°, 48.15%, 37.06%

Complementary color scheme

#8C3140

#8C7D31

#408C31

#318C7D

#31408C